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Lantheus
LNTH

Overview Fund Activity

516 hedge funds and large institutions have $7.65B invested in Lantheus in 2025 Q1 according to their latest regulatory filings, with 86 funds opening new positions, 197 increasing their positions, 174 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
516
Holders Change
+33
Holders Change %
+6.83%
% of All Funds
7.01%
Holding in Top 10
10
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+25%
% of All Funds
0.14%
New
86
Increased
197
Reduced
174
Closed
44
Calls
$43.3M
Puts
$27.1M
Net Calls
+$16.2M
Net Calls Change
-$1.52M

Top Buyers

1
FCM
Farallon Capital Management
California
+$69M
2
Wellington Management Group
Wellington Management Group
Massachusetts
+$66.9M
3
TD Asset Management
TD Asset Management
Ontario, Canada
+$60.7M
4
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
+$40.8M
5
EIP
Epoch Investment Partners
New York
+$35.5M

Top Sellers

1
Morgan Stanley
Morgan Stanley
New York
-$26.9M
2
Ameriprise
Ameriprise
Minnesota
-$25.7M
3
UBS Group
UBS Group
Switzerland
-$24.6M
4
DCM
Driehaus Capital Management
Illinois
-$23.8M
5
Vanguard Group
Vanguard Group
Pennsylvania
-$23.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
Principal Financial Group
51
Principal Financial Group
Iowa
$25.2M +$7.24M +74,149 +40%
DM
52
Deerfield Management
New York
$23.4M – – –
NC
53
Nitorum Capital
New York
$23.3M +$23.3M +238,326 New
UBS Group
54
UBS Group
Switzerland
$23.2M -$24.6M -251,938 -51%
GC
55
GMT Capital
Georgia
$23.1M -$21.5M -220,600 -48%
MB
56
MPM BioImpact
Massachusetts
$22.7M -$373K -3,826 -2%
ClearBridge Investments
57
ClearBridge Investments
New York
$21.6M -$14.4M -147,548 -40%
New York State Common Retirement Fund
58
New York State Common Retirement Fund
New York
$21.5M +$2.29M +23,429 +12%
Ameriprise
59
Ameriprise
Minnesota
$21.5M -$25.7M -262,853 -54%
RhumbLine Advisers
60
RhumbLine Advisers
Massachusetts
$21.1M +$354K +3,623 +2%
FCM
61
Frontier Capital Management
Massachusetts
$20.2M +$6.84M +70,046 +51%
Allspring Global Investments
62
Allspring Global Investments
North Carolina
$18.9M +$1.97M +20,104 +12%
Retirement Systems of Alabama
63
Retirement Systems of Alabama
Alabama
$18.9M +$8.2K +84 +0%
CG
64
Carmignac Gestion
France
$18.6M -$4.12M -42,200 -18%
Amundi
65
Amundi
France
$18M +$762K +7,838 +4%
UBS AM
66
UBS AM
Illinois
$17.9M -$853K -8,739 -5%
AllianceBernstein
67
AllianceBernstein
Tennessee
$17.4M +$3.36M +34,397 +24%
Man Group
68
Man Group
United Kingdom
$16.8M -$2.61M -26,728 -13%
Citadel Advisors
69
Citadel Advisors
Florida
$16M +$1.42M +14,537 +10%
TC
70
TwinBeech Capital
New York
$15.5M +$15.5M +158,952 New
HCA
71
Harbor Capital Advisors
Illinois
$14.9M +$677K +6,938 +5%
Legal & General Group
72
Legal & General Group
United Kingdom
$14.7M -$67.1K -688 -0.5%
Barclays
73
Barclays
United Kingdom
$14.4M -$1.23M -12,578 -8%
PCM
74
Penn Capital Management
Pennsylvania
$14.4M +$1.48M +15,109 +11%
Wells Fargo
75
Wells Fargo
California
$14.1M -$13.2M -135,267 -48%
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